if the generated arrays are not sorted, the normal situation is to parse one by one according to the array order. the problem arises. At present, my android phone parsing is like this, ios mobile phone parsing in reverse order. [ {id: 1, name:...
M664.261517.521c0meme 6.627-5.372Magi 12-12H520.826c 12V386.087c0 6.627Magi 0-12-5.373-12-12V386.087c0-6.627Magi 5.373-12h131.435c6.628Magi 12M664.261517.521z if the above is a d attribute in a path tag, now it is necessary to separate these values into...
for example, int a = 50; int b = 12; [12 br 12] how to disassemble this effect ...
I have two plans now. One is to grow directly with numbers . let weight= { : 10, : 5, : 7, : 4, : 7, ufo : 3, } the other is to parse the characte...
both front and back ends are on the same CVM. vue is deployed on nginx, using port 80 and port 8081 on springboot. After the project starts, both vue and backend interfaces can be accessed on my local computer. Sending post requests under the vue path ...
beginner vue.js this is the display result. I want to display userName from inside, but I can t show it. I have an extra user. How can I fix this? ask the boss for help {"activityId":6,"activityName":"","activityCre...
about the basic data types in the stack in Java, what is the difference between 32-bit and 64-bit computers? this is a small assignment left by school teachers, and there has been no idea. Since Java encapsulates memory, it is not a very good study rela...
is currently a virtual base class of Service there are three implementations, the class attributes are all of Autowire and then injected into Map to call this Map, is it necessary to use ConcurrentHashMap? generally speaking, Service is a singleton, ...
problem description I wrote a demo to run on Aliyun s server. The environment on Aliyun uses centos6.9+jdk8+nginx1.12.2 in the image market, but it also pre-installs a tomcat. His original demo should be vue into nginx, and the backend uses tomcat, w...
problem description The password field is encrypted with @ ColumnTransformer annotation in Springboot + Spring-data-jpa, but the data returned after decryption is null related codes entity class: package top.inger.JpaDemo.domain; import com.f...
problem description there are hundreds of devices, and each device produces some real-time data every second. These data will be analyzed and used later. What is the best way to store these data? the environmental background of the problems and what...
This method is provided in the crud interface of mybatis-plus ** * * entity * * * @param queryWrapper null * @return * List<T> selectList(@Param(Constants.WRAPPER) Wrapper<T> queryWrapper); by using the wrapper object, it is...
access the gateway service, the gateway service is unresponsive, and the service resource is correct, but there is no response. the information obtained through jstack is as follows. Please help with the analysis. Attaching to process ID 32452, please...
URL: tutorials I refer to I typed the code according to the tutorial I referenced. first, the java code is: java import java.io.*; import javax.servlet.*; import javax.servlet.http.*; HttpServlet public class HelloWorld extends HttpServlet...
how does flutter implement custom navigation bar similar to Jinri Toutiao s navigation at the bottom of the head ...
as shown in the figure: I am now Server B, how to connect Server A with websocket and forward it to browser C with websocket. the reason for this requirement is that the browser cannot know the address of Server A. ...
How to get scanPackages this attribute in < H1 > SpringBoot < H1 > < H2 > scene < H2 > for example, if we add this comment to the SpringBoot startup class, how can we get the value of scanBasePackages elsewhere? @SpringBootApplication(scanBaseP...
query data with spark paging. Ordinary sql () does not support paging sql statements. it is said that you can add a sequence to realize , but basically it is scala add a list of "id " information to the original Schema information . val schema: S...
problem description I am a java developer. Recently, I am not very clear about how this server rendering is done. After reading the server rendering introduction of vue, I do not quite understand the previous writing interface of . Then I get the dat...
two interfaces have similar interface methods, ...
I now have a string 5900A7395900A7545900A414 . I want to divide this string into three separate strings 5900A739 , 5900A754 , and 5900A414 how can I use capture groups to implement the above requirements? Note that this is just an example, the actua...
background: the recent project requires the use of ng6 for development, in crazy learning; question: using scss, in ng hopes to have a common.scss to hold some common variables, functions, etc., and then can be used normally in various subcomponents, um...
problem description clone A copy of antd pro is put up locally git clone --depth=1 https: github.com ant-design ant-design-pro.git my-project created a new remote warehouse B on the unit gitlab wants to submit the local code to the remote wareh...
1. Such as the question, is it possible that sessionID? will not be generated if the request is not made through the browser? 2. On a deeper level, is there no Set-Cookie field in the response header header if it is not requested through the browser? ...
Click a menu on the left when judging that there is a certain sessionStorage value in the beforeCreate of index.vue if not, the route jumps to a selection page (due to the complexity of the project, router interception cannot be written in the o...